package heima;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.FileReader;
import java.io.IOException;

public class Demo07 extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
       doPost(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        ServletContext context = getServletContext();
        String realPath = context.getRealPath("WEB-INF\\classes\\123.txt");
        FileReader fr = new FileReader(realPath);
        int i;
        while((i=fr.read())!=-1){
            System.out.println((char)i);
        }
        fr.close();
    }
}
